View source for Gutierrezia petradoria

{{Treatment/ID
|accepted_name=Gutierrezia petradoria
|accepted_authority=(S. L. Welsh & S. Goodrich) S. L. Welsh
|publications={{Treatment/Publication
|title=Great Basin Naturalist
|place=43: 288. 1983
|year=1983
}}
|common_names=Goldenrod snakeweed
|basionyms={{Treatment/ID/Basionym
|name=Xanthocephalum petradoria
|authority=S. L. Welsh & S. Goodrich
|publication_title=Brittonia
|publication_place=33: 301. 1981
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Gutierrezia;Gutierrezia petradoria
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Astereae]]</div><div class="higher-taxon"><small>genus</small>[[Gutierrezia]]</div><div class="higher-taxon"><small>species</small>[[Gutierrezia petradoria]]</div></div>
|volume=Volume 20
|mention_page=page 90
|treatment_page=page 93
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> 10–40 cm. <b>Stems</b> minutely scabro-hirtellous. <b>Leaves</b>: basal persistent at flowering; cauline blades mostly 3- or 5-nerved, linear-spatulate to linear, proximal 1–3(–4) mm wide, narrower distally. <b>Heads</b> borne singly or (2–4) in loose arrays. <b>Involucres</b> broadly turbinate to obconic, 4–7 mm diam. <b>Phyllary</b> apices flat, ± swollen. <b>Ray</b> florets (4–)5–10; corollas yellow, 5–8(–10) mm. <b>Disc</b> florets 15–23 (bisexual and fertile or functionally staminate). <b>Cypselae</b> 1.5–3(–3.5) mm, faces without oil cavities, loosely strigose (hair apices acute); pappi of 1–2 series of scales (0.5–)1–2.2 mm. <b>2n</b> = 8.</span><!--

-->{{Treatment/Body
|phenology=Flowering Aug–Oct(–Nov).
|habitat=Rocky ridges, crevices, and slopes, quartzite or limestone substrate, sagebrush, mountain mahogany, white fir communities
|elevation=1800–2700 m
|distribution=Utah.
|discussion=<p><i>Gutierrezia petradoria</i> is distinctive, especially in its herbaceous form. The basal leaves are persistent, and the relatively large ray corollas are showy.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Gutierrezia petradoria
|author=
|authority=(S. L. Welsh & S. Goodrich) S. L. Welsh
|rank=species
|parent rank=genus
|synonyms=
|basionyms=Xanthocephalum petradoria
|family=Asteraceae
|phenology=Flowering Aug–Oct(–Nov).
|habitat=Rocky ridges, crevices, and slopes, quartzite or limestone substrate, sagebrush, mountain mahogany, white fir communities
|illustrator=Yevonn Wilson-Ramsey
|elevation=1800–2700 m
|distribution=Utah.
|reference=None
|publication title=Great Basin Naturalist
|publication year=1983
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V20_179.xml
|tribe=Asteraceae tribe Astereae
|genus=Gutierrezia
|species=Gutierrezia petradoria
}}<!--

-->[[Category:Treatment]][[Category:Gutierrezia]]